– Lat/Long: 48.71° N 121.99° W
South Twin Sister
Weather Forecast, United StatesIssued: 9 am Tue 24 Feb Local TimeUpdates in: hr min sUpdate imminent
Issued: 9 am Tue 24 Feb Local Time
Updates in:
Update imminent hr min s
Issued: 9 am Tue 24 Feb Local Time
Updates in:
Update imminent hr min s
3 South Twin Sister Elevations: 3 Forecast Elevations: Days 1–3 Weather SummaryA dusting of snow giving way to moderate rain (total 13mm) heaviest on Wed morning. Mild temperatures (max 5°C on Tue morning, min 1°C on Tue afternoon). Wind will be generally light. | Days 4–6 Weather SummaryLight rain (total 4mm), mostly falling on Fri morning. Freeze-thaw conditions (max 7°C on Sun afternoon, min 0°C on Fri night). Wind will be generally light. | |||||||||||||||||
Tuesday 24 | Wednesday 25 | Thursday 26 | Friday 27 | Saturday 28 | Sunday 1 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | |  |  | |  | | | | | |  |  | |  | | | | |
clear | clear | snow shwrs | light rain | light rain | light rain | light rain | light rain | light rain | light rain | light rain | some clouds | some clouds | clear | clear | clear | clear | some clouds | |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
— | — | 2 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
— | — | — | 4 | 2 | 3 | 0.3 | 0.3 | 3 | 3 | 0.5 | — | — | — | — | — | — | — | |
max °C | 5 | 4 | 2 | 2 | 3 | 2 | 4 | 4 | 4 | 3 | 3 | 2 | 5 | 5 | 1 | 6 | 7 | 2 |
min °C | 3 | 1 | 1 | 2 | 2 | 2 | 3 | 4 | 3 | 3 | 3 | 0 | 4 | 2 | 0 | 5 | 3 | 2 |
3 | 1 | 1 | 0 | 0 | 0 | 1 | 2 | 1 | 1 | 1 | 0 | 4 | 2 | 0 | 5 | 3 | 2 | |
1000 | 1050 | 700 | 850 | 950 | 900 | 950 | 1150 | 1000 | 950 | 950 | 800 | 1150 | 1200 | 1050 | 1350 | 1500 | 1700 | |
Cloud base (m) | 550 | 800 | 600 | 600 | 600 | 600 | 600 | 600 | 600 | 600 | 600 | 600 | 550 | 750 | 650 | 600 | 700 | 600 |
 | 6:58 | — | — | 6:56 | — | — | 6:54 | — | — | 6:52 | — | — | 6:50 | — | — | 6:48 | — | — |
 | — | 5:43 | — | — | 5:45 | — | — | 5:46 | — | — | 5:47 | — | — | 5:50 | — | — | 5:51 | — |
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South Twin Sister Weather (Days 0-3):
The weather forecast for South Twin Sister is: A dusting of snow giving way to moderate rain (total 13mm) heaviest on Wed morning. Mild temperatures (max 5°C on Tue morning, min 1°C on Tue afternoon). Wind will be generally light.
South Twin Sister Weather (Days 3-6):
Light rain (total 4mm), mostly falling on Fri morning. Freeze-thaw conditions (max 7°C on Sun afternoon, min 0°C on Fri night). Wind will be generally light.
This table gives the weather forecast for South Twin Sister at the specific elevation of 500 m. Our advanced weather models allow us to provide distinct weather forecasts for several elevations of South Twin Sister. To see the weather forecasts for the other elevations, use the tab navigation above the table. For a wider overview of the weather, consult the Weather Map of Washington.